O'Fallon Portable Toilet Rental O'Fallon Portable Toilet Rental is the #1 portable toilet supplier in O'Fallon, MO. Flushable portable toilets, porta potty rentals, VIP restroom trailers, Phone: 636-278-9907 1108 River Oak Dr O'Fallon, MO, 63366 United States Map Other Categories: House & Home |